Product Detail For people with Multiple Chemical sensitivities Quietly cleans up to 1,200 sq. ft. room. No harmful ozone. Remote control, integrated timer and filter life monitor. Uses same Hyper HEPA technology used in clean rooms and hospitals. Warranty: 5 year manufacturer's warranty. . The "IQAir GC MultiGas Multiple Chemical Sensitivity Air Purifiers Multiple Chemical Sensitivity" is best product for you. We recommended IQAir GC MultiGas Multiple Chemical Sensitivity Air Purifiers Multiple Chemical Sensitivity